Lee Mi-yeon. Lee Mi-yeon was 18 in Let's Look at the Sky Sometimes as 'Hye-ju'.
Kim Bo-sung. Kim Bo-sung was 24 in Let's Look at the Sky Sometimes as 'Young-su'.
Byun Woo-min. Byun Woo-min was 25 in Let's Look at the Sky Sometimes as 'Dong-jin'.
Jeon Mi-seon. Jeon Mi-seon was 19 in Let's Look at the Sky Sometimes as 'Eun-kyung'.
Choi Jin-young. Choi Jin-young was 19 in Let's Look at the Sky Sometimes as 'Tae-ho'.
Kim Borana. Kim Borana was 17 in Let's Look at the Sky Sometimes as 'Madonna'.
Gong Hyung-jin. Gong Hyung-jin was 21 in Let's Look at the Sky Sometimes as 'Ki-dong'.
Lee Beom-soo. Lee Beom-soo was 20 in Let's Look at the Sky Sometimes as 'Joong-gu'.Jeong Seung-eon. Jeong Seung-eon was >> in Let's Look at the Sky Sometimes 
Hong Seong-min. Hong Seong-min was 50 in Let's Look at the Sky Sometimes 
Lee Seung-cheol. Lee Seung-cheol was 40 in Let's Look at the Sky Sometimes 
Seo Jeong-min. Seo Jeong-min was 56 in Let's Look at the Sky Sometimes as 'Director of Photography'
Kim Sung-hong. Kim Sung-hong was 34 in Let's Look at the Sky Sometimes as 'Screenplay, Director'
Kang Je-kyu. Kang Je-kyu was 27 in Let's Look at the Sky Sometimes as 'Screenplay'Hwang Ki-Seong. Hwang Ki-Seong was 50 in Let's Look at the Sky Sometimes as 'Producer'
Kim Chang-wan. Kim Chang-wan was 36 in Let's Look at the Sky Sometimes as 'Music'
Lee Jung-hoon
Lee Ji-San
Kim Ae-kyung
Kim Hyun